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Finding the Fourth Proportional to 272,449.84, 375,982.64 and 151,596.24

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Solution

The fourth proportional to 272,449.84, 375,982.64 and 151,596.24 is: 209,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,449.84 : 375,982.64 = 151,596.24 : x
  2. Step 2: Convert to fraction form
    272,449.84/375,982.64 = 151,596.24/x
  3. Step 3: Cross multiply
    272,449.84x = 375,982.64 × 151,596.24
  4. Step 4: Simplify right side
    272,449.84x = 56,997,554,529.27
  5. Step 5: Solve for x
    x = 56,997,554,529.27/272,449.84
  6. Step 6: Final answer
    x = 209,203.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.